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I am about to purchase a used Invidia Q300 Quad Rolled S.S. Tips Axle back Exhaust from Facebook Marketplace for my 2020 IS350. The only problem is that it does not come with any hardware or gaskets. Does anyone know what hardware and gaskets I may need for this install? From what I have heard so far, the OEM gaskets don't work, and I would need new donut gaskets, but I do not know the size or what gasket to buy. Below is a picture of the gaskets they say need to be installed
Hey Rohan,
just replying to keep your thread alive so someone else may be able to give their input who knows more.
I’ve installed axle backs before and they seem pretty easy to install. I know this is not ideal, but maybe you can repurpose the gaskets temporarily. Just make sure to measure them from the inside diameter before installing. Then you can get some aftermarket gaskets. Also, reuse the mounting bolts.